Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 1 - Group Activity - Magic Squares: 3

Answer

9 -6 -3 -12 0 12 3 6 -9

Work Step by Step

horizontal: $9-6-3=0$ $-12+0+12=0$ $3+6-9=0$ vertical: $9-12+3=0$ $-6+0+6=0$ $-3+12-9=0$ diagonal: $9+0-9=0$ $3+6-9=0$
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